// CreateThread.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <windows.h>
#include <iostream>
using namespace std;

HANDLE S;

DWORD WINAPI fce ( void * param )
{
	int n = (int) param; 
	for (int i = 1; i <= n; i++)
	{
		WaitForSingleObject (S, INFINITE); // DOwn
		cout << "Moje vlakno " << i << "," << n << endl;
		ReleaseSemaphore (S, 1, NULL); // Up
		// Sleep (1000);
	}
	return 0;
}

int _tmain(int argc, _TCHAR* argv[])
{
	S = CreateSemaphore (NULL, // attributes
		                 1, // init
						 1, // max
						 NULL // name
						 );

	if (S != NULL)
		cout << "Semaphore created" << endl;
	else
		cout << "Error creating semaphore" << endl;

	HANDLE h1;
	h1 = CreateThread 
		(NULL, // LPSECURITY_ATTRIBUTES lpThreadAttributes
	     0,    // SIZE_T dwStackSize,
         fce,  // LPTHREAD_START_ROUTINE lpStartAddress,
		 (void *) 10, // LPVOID lpParameter,
         CREATE_SUSPENDED, // DWORD dwCreationFlags,
         NULL  // LPDWORD lpThreadId
		 );

	HANDLE h2;
	h2 = CreateThread 
		(NULL, // LPSECURITY_ATTRIBUTES lpThreadAttributes
	     0,    // SIZE_T dwStackSize,
         fce,  // LPTHREAD_START_ROUTINE lpStartAddress,
		 (void *) 20, // LPVOID lpParameter,
         CREATE_SUSPENDED, // DWORD dwCreationFlags,
         NULL  // LPDWORD lpThreadId
		 );

    SetPriorityClass (GetCurrentProcess(), REALTIME_PRIORITY_CLASS);
    int n = GetPriorityClass (GetCurrentProcess());
	cout << "Priority " << n << endl;

	SetThreadPriority (h1, THREAD_PRIORITY_TIME_CRITICAL); 
	SetThreadPriority (h2, THREAD_PRIORITY_IDLE); 

	SuspendThread (h1);
	ResumeThread (h1);

	ResumeThread (h1);
	ResumeThread (h2);

	cout << "Konec programu" << endl;

	char buf [10];
	cin.getline(buf, sizeof (buf)-1);

	return 0;
}